trying 2000 iterations
read thread 1094572352 start
write thread 1102965056 start
write thread 1102965056 stop
read thread 1094572352 stop
Pass: all stats after completion of extending writes saw the new size
Command exited with non-zero status 2
0.00user 0.10system 0:13.27elapsed 0%CPU (0avgtext+0avgdata 0maxresident)k
80inputs+7008outputs (0major+215minor)pagefaults 0swaps
Pass: faulty sync/aio dio writes give EFAULT and don't write garbage
Command exited with non-zero status 2
0.00user 0.00system 0:00.19elapsed 2%CPU (0avgtext+0avgdata 0maxresident)k
56inputs+56outputs (0major+113minor)pagefaults 0swaps
0.00user 0.08system 0:07.01elapsed 1%CPU (0avgtext+0avgdata 0maxresident)k
40inputs+128000outputs (0major+397minor)pagefaults 0swaps
0.15user 1.08system 0:02.39elapsed 51%CPU (0avgtext+0avgdata 0maxresident)k
2720inputs+207360outputs (1599major+24405minor)pagefaults 0swaps
0.10user 1.12system 0:02.27elapsed 53%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+207360outputs (1599major+24405minor)pagefaults 0swaps
0.09user 1.08system 0:02.43elapsed 48%CPU (0avgtext+0avgdata 0maxresident)k
2560inputs+207360outputs (1599major+24406minor)pagefaults 0swaps
0.10user 1.10system 0:02.04elapsed 58%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+207360outputs (1599major+24404minor)pagefaults 0swaps
0.00user 0.07system 0:07.06elapsed 1%CPU (0avgtext+0avgdata 0maxresident)k
24inputs+128000outputs (0major+135minor)pagefaults 0swaps
3.35user 2.60system 0:15.96elapsed 37%CPU (0avgtext+0avgdata 0maxresident)k
323840inputs+409600outputs (1599major+24186minor)pagefaults 0swaps
dio_truncate: child reading file
parent loop # 0
parent loop # 1
parent loop # 2
parent loop # 3
parent loop # 4
parent loop # 5
parent loop # 6
parent loop # 7
parent loop # 8
parent loop # 9
0.02user 1.14system 2:21.46elapsed 0%CPU (0avgtext+0avgdata 0maxresident)k
24inputs+2560008outputs (0major+475minor)pagefaults 0swaps
num_passes set to 10
Pass 1...
num_passes set to 10
Pass 1...
Pass 2...
num_passes set to 10
Pass 1...
Pass 2...
Pass 3...
num_passes set to 10
Pass 1...
Pass 2...
Pass 3...
Pass 4...
num_passes set to 10
Pass 1...
Pass 2...
Pass 3...
Pass 4...
Pass 5...
num_passes set to 10
Pass 1...
Pass 2...
Pass 3...
Pass 4...
Pass 5...
Pass 6...
num_passes set to 10
Pass 1...
Pass 2...
Pass 3...
Pass 4...
Pass 5...
Pass 6...
Pass 7...
num_passes set to 10
Pass 1...
Pass 2...
Pass 3...
Pass 4...
Pass 5...
Pass 6...
Pass 7...
Pass 8...
num_passes set to 10
Pass 1...
Pass 2...
Pass 3...
Pass 4...
Pass 5...
Pass 6...
Pass 7...
Pass 8...
Pass 9...
num_passes set to 10
Pass 1...
Pass 2...
Pass 3...
Pass 4...
Pass 5...
Pass 6...
Pass 7...
Pass 8...
Pass 9...
Pass 10...
num_passes set to 10
Pass 1...
Pass 2...
Pass 3...
Pass 4...
Pass 5...
Pass 6...
Pass 7...
Pass 8...
Pass 9...
Pass 10...
2.14user 20.89system 0:59.97elapsed 38%CPU (0avgtext+0avgdata 0maxresident)k
24inputs+5242968outputs (0major+164404minor)pagefaults 0swaps
0.00user 0.92system 0:02.27elapsed 40%CPU (0avgtext+0avgdata 0maxresident)k
16inputs+192000outputs (0major+113minor)pagefaults 0swaps
read_checkzero done
2.13user 8.36system 0:10.74elapsed 97%CPU (0avgtext+0avgdata 0maxresident)k
16inputs+8outputs (0major+95minor)pagefaults 0swaps
0.00user 0.00system 0:00.02elapsed 0%CPU (0avgtext+0avgdata 0maxresident)k
32inputs+784outputs (0major+239minor)pagefaults 0swaps
0.00user 0.00system 0:00.18elapsed 4%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+784outputs (0major+239minor)pagefaults 0swaps
0.00user 0.00system 0:00.10elapsed 7%CPU (0avgtext+0avgdata 0maxresident)k
789inputs+792outputs (0major+239minor)pagefaults 0swaps